An Indonesian militant who appeared on an Islamic State propaganda video showing the execution of a hostage and was said to be close to the militant group’s leader was killed in Syria last month, an Indonesian police spokesman and his brother said.

Russia is planning to temporarily disconnect from the global Internet in the coming weeks as it tests its defenses against cyberattacks.

Though attacks were down last year, a new United Nations report to the Security Council on Monday shows that ISIL is still a global threat, despite evolving into a “covert” terrorism network, with countries continuing to face challenges from the growing scourge of violent extremism.